The following is provided as an overview of and topical guide to databases: Database – organized collection of data, today typically in digital form.
The data are typically organized to model relevant aspects of reality (for example, the availability of rooms in hotels), in a way that supports processes requiring this information (for example, finding a hotel with vacancies).
Databases can be described as all of the following: Database languages – Database security – Database design – Database management system – Data warehouse –